CN215897070U

CN215897070U - Door opening and closing device in switch cabinet

Info

Publication number: CN215897070U
Application number: CN202121947421.7U
Authority: CN
Inventors: 何波; 奚彩霞; 冯伟
Original assignee: Zhenjiang Daquan Intelligent Electric Co ltd
Current assignee: Zhenjiang Daquan Intelligent Electric Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-02-22
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a device for opening and closing a middle door of a switch cabinet, which comprises a door hinge, a door, a fixed plate, a locking catch, a screw rod, a sliding plate, a fixed screw, a door lock and a door frame.

Description

Door opening and closing device in switch cabinet

Technical Field

The utility model relates to the technical field of medium-voltage complete switch equipment, in particular to a middle door opening and closing device of a switch cabinet.

Background

The middle door operation of medium-pressure complete switch equipment mostly adopts the mode of vertically tying, and the screw rod falls into cabinet body mounting locating hole through the door, and screw rod and locating hole cooperation precision require highly, if the skew appears in screw rod and locating hole cooperation, the jamming appears easily, leads to the operation hard or even can not open the door condition. In addition, the screw rods in the door need to be connected through sheet metal parts, the connecting piece is prone to shaking in the moving process, and the screw rods are prone to being not matched with the positioning holes in place.

In order to solve the above problems, for example, the application publication No. CN201994212U discloses an interlocking mechanism of a switch cabinet, which includes a switch cabinet body and a cabinet door, wherein a grounding switch main shaft is arranged in the switch cabinet body, an interlocking member is arranged on the grounding switch main shaft, an interlocking plate is arranged on the cabinet door, an extension section of the interlocking member is matched with an upper groove of the interlocking plate to complete the locking or unlocking of the cabinet door and the switch cabinet body, and the upper groove of the interlocking plate is Y-shaped and includes an upper-end V-shaped notch and a straight groove matched and connected with the interlocking member. The advantages are that: the interlocking device is simple in structure and convenient to manufacture, when the switch cabinet body and the cabinet door are in a closed state, the interlocking piece slides down to the straight groove along the V-shaped groove opening, and inconvenience caused by the fact that the interlocking piece is not aligned with the interlocking plate locking groove is effectively avoided.

At present, the above patents have certain disadvantages in the actual operation process: although the patent with publication number CN201994212U is simple and convenient in structure, when applied to a middle door of a switch cabinet, the clamping phenomenon will be caused by external force when the number of times of opening and closing is large, and in conclusion, the technical problem to be actually solved by the present invention is: at present, the operating device for the middle door of the switch cabinet has a plurality of parts, is inconvenient to adjust and is not beneficial to installation and maintenance, the matching of the operating parts of the switch cabinet door requires high precision, the clamping stagnation phenomenon can occur, the matching of the inner screw rod and the clamping groove does not have transition radian, and the operation is light and labor-consuming.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a device for opening and closing a door in a switch cabinet, which aims to solve the problems.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

the utility model provides a door opening and closing device in cubical switchboard, includes hinge, door, fixed plate, lock stumble, screw rod, sliding plate, fixed screw, lock, door frame, the fixed plate sets up on the door, the screw rod is connected with the sliding plate, the sliding plate sets up in the fixed plate, and one side sets up the slip spacing groove, fixed screw one end sets up on the fixed plate, and the other end is located the slip spacing inslot of sliding plate, lock one end AND gate connection, the other end swing sets up in the sliding plate door lock inslot of sliding plate, the lock stumbles the relative position who is located the screw rod, and the door opening and closing device spare part is few in the cubical switchboard, and it is convenient to adjust, does benefit to the installation and maintains.

Preferably, one end of the door hinge is arranged on the door frame, and the other end of the door hinge is arranged on the door and is used for hinging the door frame with the door.

Preferably, the fixed plate is a metal plate bending plate, and a groove for embedding the sliding plate into the movable plate is formed in the fixed plate.

Preferably, the lock catch comprises a lock catch groove, a lock catch fixing hole, a lock catch hook body, a lock catch groove and a lock catch hook body groove, the precision required by the matching of door operation parts in the switch cabinet is not very high, and the clamping stagnation phenomenon cannot occur.

Preferably, the locking groove is arranged on the locking piece, the position of the locking groove is opposite to the central line of the screw, the screw and the locking groove in the door are matched with a transition radian, the operation is light and labor-consuming, and the traditional longitudinal bolting mode is efficiently replaced.

Preferably, the locking catch fixing hole is formed in the locking catch, and the locking catch digging groove is located above the locking catch.

Preferably, the locking catch hook body is arranged on one side of the locking catch groove, and the locking catch hook body scoring groove is arranged above the locking catch hook body scoring groove.

Preferably, the screw is connected with the sliding plate in a welding mode.

Preferably, the fixing plate is welded to the door.

Compared with the prior art, the device has the advantages that: the utility model provides a door opening and closing device in cubical switchboard includes hinge, door, fixed plate, lock stumble, screw rod, sliding plate, fixed screw, lock, door frame, and door opening and closing device spare part is few in the cubical switchboard, and it is convenient to adjust, does benefit to the installation and maintains, and the door operation spare part cooperation requires the precision not very high in the cubical switchboard, can not appear the jamming phenomenon, and the interior screw rod of door has transition radian with the cooperation of lock stumble groove, and the operation is light hard, and the efficient has replaced vertical bolt mode in the past.

Drawings

FIG. 1 is a schematic structural view of a door opening/closing device in a switchgear of the present invention;

FIG. 2 is a schematic structural view of the locking catch of the present invention;

FIG. 3 is a schematic view of the open state of the door in the switchgear of the present invention;

fig. 4 is a schematic view of the closed state of the door in the switchgear of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

The utility model provides a technical scheme that: a door opening and closing device in a switch cabinet comprises door hinges 1, a door 2, a fixed plate 3, a locking catch 4, a screw rod 5, a sliding plate 6, a fixed screw 7, a door lock 8 and a door frame 9, wherein one end of each door hinge 1 is arranged on the door frame 9, the other end of each door hinge 1 is arranged on the door 2, the door frame 9 is hinged with the door 2, the door hinges 1 limit the movable range of the door 2, the fixed plate 3 is a sheet metal bent plate, a groove for the sliding plate 6 to be embedded and moved is formed in the fixed plate 3, the sliding plate 6 can move up and down in the groove of the fixed plate 3, the fixed plate 3 is connected with the door 2 by welding without limitation, the screw rod 5 is connected with the sliding plate 6 by welding without limitation, the sliding plate 6 is arranged in the fixed plate 3, one side of the sliding limiting groove 61 is formed in the fixed plate 3, one end of the fixed screw 7 is arranged on the fixed plate 3, and the other end of the fixed screw 7 is positioned in the sliding limiting groove 61 of the sliding plate 6, one end of the fixing screw 7 is connected with the fixing plate 3, the other end of the fixing screw located in the sliding limiting groove 61 of the sliding plate 6 limits the vertical movement range of the sliding plate 6, one end of the door lock 8 is connected with the door 2, the other end of the door lock is arranged in the sliding plate door lock groove 81 of the sliding plate 6 in a swinging mode, the vertical swinging of the other end of the door lock 8 drives the sliding plate 6 to move vertically, the movement range is limited to the distance of the sliding plate door lock groove 81, and the locking catch 4 is located at the relative position of the screw rod 5.

The locking catch 4 comprises a locking catch groove 41, a locking catch fixing hole 42, a locking catch hook body 43, a locking catch scratch-in groove 44 and a locking catch hook body scratch-in groove 45, the locking catch groove 41 is arranged on the locking catch 4, the locking catch groove 41 is opposite to the central line of the screw 5, the locking fixing hole 42 is arranged on the locking catch 4, the locking catch fixing hole 42 can be installed on the switch cabinet in the actual operation process, however, the precondition is that the locking groove 41 is opposite to the central line of the screw 5 and the screw 5 can fall into the locking groove 41, the utility model only provides the structural characteristics, the fixed relation of the locking catch 4 is not described too much, and the precondition can be satisfied, the catch strike groove 44 is located above the catch 4, the catch hook body 43 is provided at one side of the catch groove 41, and a locking catch body scratch groove 45 is arranged above the screw rod, and the design of the locking catch scratch groove 44 and the locking catch body scratch groove 45 enables the screw rod 5 to more conveniently and smoothly fall into the locking catch groove 41.

As shown in fig. 3, opening the door in the switchgear: when the middle door of the switch cabinet is in a closed state, the door lock 8 is rotated, the door lock 8 drives the sliding plate 6 to slide upwards in the fixed plate 3, the screw 5 is separated from the locking catch groove 41 of the locking catch 4, and then the middle door of the switch cabinet can be opened by pulling the door 2 outwards.

As shown in fig. 4, closing the door in the switchgear: when the middle door of the switch cabinet is in an open state, the upper door 2 is closed, the door lock 8 is rotated, the door lock 8 drives the sliding plate 6 to slide downwards in the fixed plate 3, and the screw 5 falls into the locking catch groove 41 of the locking catch 4, so that the middle door of the switch cabinet can be closed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a door opening closing device in cubical switchboard which characterized in that: including hinge (1), door (2), fixed plate (3), lock trip (4), screw rod (5), sliding plate (6), fixed screw (7), lock (8), door frame (9), fixed plate (3) set up on door (2), screw rod (5) are connected with sliding plate (6), sliding plate (6) set up in fixed plate (3), and slip spacing groove (61) are seted up to one side, fixed screw (7) one end sets up on fixed plate (3), and the other end is located sliding spacing groove (61) of sliding plate (6), lock (8) one end is connected with door (2), and the other end swing sets up in sliding plate door lock groove (81) of sliding plate (6), lock trip (4) are located the relative position of screw rod (5).

2. The door opening and closing device in a switch cabinet as claimed in claim 1, wherein: one end of the door hinge (1) is arranged on the door frame (9), and the other end of the door hinge is arranged on the door (2) and is used for hinging the door frame (9) with the door (2).

3. The door opening and closing device in a switch cabinet as claimed in claim 1, wherein: the fixed plate (3) is a metal plate bending plate, and a groove for the sliding plate (6) to be embedded into is formed in the fixed plate.

4. The door opening and closing device in a switch cabinet as claimed in claim 1, wherein: the locking catch (4) comprises a locking catch groove (41), a locking catch fixing hole (42), a locking catch hook body (43), a locking catch dividing groove (44) and a locking catch hook body dividing groove (45).

5. The door opening and closing device in the switch cabinet as claimed in claim 4, wherein: the locking catch groove (41) is arranged on the locking catch (4), and the position of the locking catch groove (41) is opposite to the central line of the screw rod (5).

6. The door opening and closing device in the switch cabinet as claimed in claim 4, wherein: the locking catch fixing hole (42) is formed in the locking catch (4), and the locking catch scratch groove (44) is located above the locking catch (4).

7. The door opening and closing device in the switch cabinet as claimed in claim 4, wherein: the locking catch hook body (43) is arranged on one side of the locking catch groove (41), and a locking catch hook body scoring groove (45) is arranged above the locking catch hook body.

8. The door opening and closing device in a switch cabinet as claimed in claim 1, wherein: the screw rod (5) is connected with the sliding plate (6) in a welding mode.

9. The door opening and closing device in a switch cabinet as claimed in claim 1, wherein: the fixed plate (3) is connected with the door (2) in a welding mode.